Respiratory therapy device



FIG. 1 is a front perspective view of a respiratory therapy device;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view of the respiratory therapy device;

FIG. 4 is a top plan view of the respiratory therapy device;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view of the respiratory therapydevice;

FIG. 7 is a right side elevational view of the respiratory therapydevice; and,

FIG. 8 is another front perspective view of the respiratory therapydevice, with an attachable breathing tube being shown in broken linesfor illustrative purposes only and forming no part of the claimeddesign.

The ornamental design for a respiratory therapy device, as shown anddescribed.